Home / 14,271.74-19,694.69-8,606.50

Finding the Fourth Proportional to 14,271.74, 19,694.69 and 8,606.50

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Solution

The fourth proportional to 14,271.74, 19,694.69 and 8,606.50 is: 11,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.74 : 19,694.69 = 8,606.50 : x
  2. Step 2: Convert to fraction form
    14,271.74/19,694.69 = 8,606.50/x
  3. Step 3: Cross multiply
    14,271.74x = 19,694.69 × 8,606.50
  4. Step 4: Simplify right side
    14,271.74x = 169,502,448.68
  5. Step 5: Solve for x
    x = 169,502,448.68/14,271.74
  6. Step 6: Final answer
    x = 11,876.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.